[ewg] [PATCH 5/14] nes: context structures and defines
ggrundstrom at neteffect.com
ggrundstrom at neteffect.com
Tue Aug 7 18:03:37 PDT 2007
QP context structures and defines
Signed-off-by: Glenn Grundstrom <ggrundstrom at neteffect.com>
---
diff -Nurp NULL ofa_kernel-1.2/drivers/infiniband/hw/nes/nes_context.h
--- NULL 1969-12-31 18:00:00.000000000 -0600
+++ ofa_kernel-1.2/drivers/infiniband/hw/nes/nes_context.h 2007-08-06 20:09:04.000000000 -0500
@@ -0,0 +1,193 @@
+/*
+ * Copyright (c) 2006 NetEffect, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef NES_CONTEXT_H
+#define NES_CONTEXT_H
+
+struct nes_qp_context {
+ u32 misc;
+ u32 cqs;
+ u32 sq_addr_low;
+ u32 sq_addr_high;
+ u32 rq_addr_low;
+ u32 rq_addr_high;
+ u32 misc2;
+ u32 tcpPorts;
+ u32 ip0;
+ u32 ip1;
+ u32 ip2;
+ u32 ip3;
+ u32 mss;
+ u32 arp_index_vlan;
+ u32 tcp_state_flow_label;
+ u32 pd_index_wscale;
+ u32 keepalive;
+ u32 ts_recent;
+ u32 ts_age;
+ u32 snd_nxt;
+ u32 snd_wnd;
+ u32 rcv_nxt;
+ u32 rcv_wnd;
+ u32 snd_max;
+ u32 snd_una;
+ u32 srtt;
+ u32 rttvar;
+ u32 ssthresh;
+ u32 cwnd;
+ u32 snd_wl1;
+ u32 snd_wl2;
+ u32 max_snd_wnd;
+ u32 ts_val_delta;
+ u32 retransmit;
+ u32 probe_cnt;
+ u32 hte_index;
+ u32 q2_addr_low;
+ u32 q2_addr_high;
+ u32 ird_index;
+ u32 Rsvd3;
+ u32 ird_ord_sizes;
+ u32 mrkr_offset;
+ u32 aeq_token_low;
+ u32 aeq_token_high;
+};
+
+/* QP Context Misc Field */
+
+#define NES_QPCONTEXT_MISC_IWARP_VER_MASK 0x00000003
+#define NES_QPCONTEXT_MISC_IWARP_VER_SHIFT 0
+#define NES_QPCONTEXT_MISC_EFB_SIZE_MASK 0x000000C0
+#define NES_QPCONTEXT_MISC_EFB_SIZE_SHIFT 6
+#define NES_QPCONTEXT_MISC_RQ_SIZE_MASK 0x00000300
+#define NES_QPCONTEXT_MISC_RQ_SIZE_SHIFT 8
+#define NES_QPCONTEXT_MISC_SQ_SIZE_MASK 0x00000c00
+#define NES_QPCONTEXT_MISC_SQ_SIZE_SHIFT 10
+#define NES_QPCONTEXT_MISC_PCI_FCN_MASK 0x00007000
+#define NES_QPCONTEXT_MISC_PCI_FCN_SHIFT 12
+#define NES_QPCONTEXT_MISC_DUP_ACKS_MASK 0x00070000
+#define NES_QPCONTEXT_MISC_DUP_ACKS_SHIFT 16
+
+enum nes_qp_context_misc_bits {
+ NES_QPCONTEXT_MISC_RX_WQE_SIZE = 0x00000004,
+ NES_QPCONTEXT_MISC_IPV4 = 0x00000008,
+ NES_QPCONTEXT_MISC_DO_NOT_FRAG = 0x00000010,
+ NES_QPCONTEXT_MISC_INSERT_VLAN = 0x00000020,
+ NES_QPCONTEXT_MISC_DROS = 0x00008000,
+ NES_QPCONTEXT_MISC_WSCALE = 0x00080000,
+ NES_QPCONTEXT_MISC_KEEPALIVE = 0x00100000,
+ NES_QPCONTEXT_MISC_TIMESTAMP = 0x00200000,
+ NES_QPCONTEXT_MISC_SACK = 0x00400000,
+ NES_QPCONTEXT_MISC_RDMA_WRITE_EN = 0x00800000,
+ NES_QPCONTEXT_MISC_RDMA_READ_EN = 0x01000000,
+ NES_QPCONTEXT_MISC_WBIND_EN = 0x10000000,
+ NES_QPCONTEXT_MISC_FAST_REGISTER_EN = 0x20000000,
+ NES_QPCONTEXT_MISC_PRIV_EN = 0x40000000,
+ NES_QPCONTEXT_MISC_NO_NAGLE = 0x80000000
+};
+
+enum nes_qp_acc_wq_sizes {
+ HCONTEXT_TSA_WQ_SIZE_4 = 0,
+ HCONTEXT_TSA_WQ_SIZE_32 = 1,
+ HCONTEXT_TSA_WQ_SIZE_128 = 2,
+ HCONTEXT_TSA_WQ_SIZE_512 = 3
+};
+
+/* QP Context Misc2 Fields */
+#define NES_QPCONTEXT_MISC2_TTL_MASK 0x000000ff
+#define NES_QPCONTEXT_MISC2_TTL_SHIFT 0
+#define NES_QPCONTEXT_MISC2_HOP_LIMIT_MASK 0x000000ff
+#define NES_QPCONTEXT_MISC2_HOP_LIMIT_SHIFT 0
+#define NES_QPCONTEXT_MISC2_LIMIT_MASK 0x00000300
+#define NES_QPCONTEXT_MISC2_LIMIT_SHIFT 8
+#define NES_QPCONTEXT_MISC2_NIC_INDEX_MASK 0x0000fc00
+#define NES_QPCONTEXT_MISC2_NIC_INDEX_SHIFT 10
+#define NES_QPCONTEXT_MISC2_SRC_IP_MASK 0x001f0000
+#define NES_QPCONTEXT_MISC2_SRC_IP_SHIFT 16
+#define NES_QPCONTEXT_MISC2_TOS_MASK 0xff000000
+#define NES_QPCONTEXT_MISC2_TOS_SHIFT 24
+#define NES_QPCONTEXT_MISC2_TRAFFIC_CLASS_MASK 0xff000000
+#define NES_QPCONTEXT_MISC2_TRAFFIC_CLASS_SHIFT 24
+
+/* QP Context Tcp State/Flow Label Fields */
+#define NES_QPCONTEXT_TCPFLOW_FLOW_LABEL_MASK 0x000fffff
+#define NES_QPCONTEXT_TCPFLOW_FLOW_LABEL_SHIFT 0
+#define NES_QPCONTEXT_TCPFLOW_TCP_STATE_MASK 0xf0000000
+#define NES_QPCONTEXT_TCPFLOW_TCP_STATE_SHIFT 28
+
+enum nes_qp_tcp_state {
+ NES_QPCONTEXT_TCPSTATE_CLOSED = 1,
+ NES_QPCONTEXT_TCPSTATE_EST = 5,
+ NES_QPCONTEXT_TCPSTATE_TIME_WAIT = 11,
+};
+
+/* QP Context PD Index/wscale Fields */
+#define NES_QPCONTEXT_PDWSCALE_RCV_WSCALE_MASK 0x0000000f
+#define NES_QPCONTEXT_PDWSCALE_RCV_WSCALE_SHIFT 0
+#define NES_QPCONTEXT_PDWSCALE_SND_WSCALE_MASK 0x00000f00
+#define NES_QPCONTEXT_PDWSCALE_SND_WSCALE_SHIFT 8
+#define NES_QPCONTEXT_PDWSCALE_PDINDEX_MASK 0xffff0000
+#define NES_QPCONTEXT_PDWSCALE_PDINDEX_SHIFT 16
+
+/* QP Context Keepalive Fields */
+#define NES_QPCONTEXT_KEEPALIVE_DELTA_MASK 0x0000ffff
+#define NES_QPCONTEXT_KEEPALIVE_DELTA_SHIFT 0
+#define NES_QPCONTEXT_KEEPALIVE_PROBE_CNT_MASK 0x00ff0000
+#define NES_QPCONTEXT_KEEPALIVE_PROBE_CNT_SHIFT 16
+#define NES_QPCONTEXT_KEEPALIVE_INTV_MASK 0xff000000
+#define NES_QPCONTEXT_KEEPALIVE_INTV_SHIFT 24
+
+/* QP Context ORD/IRD Fields */
+#define NES_QPCONTEXT_ORDIRD_ORDSIZE_MASK 0x0000007f
+#define NES_QPCONTEXT_ORDIRD_ORDSIZE_SHIFT 0
+#define NES_QPCONTEXT_ORDIRD_IRDSIZE_MASK 0x00030000
+#define NES_QPCONTEXT_ORDIRD_IRDSIZE_SHIFT 16
+#define NES_QPCONTEXT_ORDIRD_IWARP_MODE_MASK 0x30000000
+#define NES_QPCONTEXT_ORDIRD_IWARP_MODE_SHIFT 28
+
+enum nes_ord_ird_bits {
+ NES_QPCONTEXT_ORDIRD_WRPDU = 0x02000000,
+ NES_QPCONTEXT_ORDIRD_LSMM_PRESENT = 0x04000000,
+ NES_QPCONTEXT_ORDIRD_ALSMM = 0x08000000,
+ NES_QPCONTEXT_ORDIRD_AAH = 0x40000000,
+ NES_QPCONTEXT_ORDIRD_RNMC = 0x80000000
+};
+
+enum nes_iwarp_qp_state {
+ NES_QPCONTEXT_IWARP_STATE_NONEXIST = 0,
+ NES_QPCONTEXT_IWARP_STATE_IDLE = 1,
+ NES_QPCONTEXT_IWARP_STATE_RTS = 2,
+ NES_QPCONTEXT_IWARP_STATE_CLOSING = 3,
+ NES_QPCONTEXT_IWARP_STATE_TERMINATE = 5,
+ NES_QPCONTEXT_IWARP_STATE_ERROR = 6
+};
+
+
+#endif /* NES_CONTEXT_H */
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